swashplate

English

Alternative forms

• swash plate

Etymology

swash +‎ plate

Noun

swashplate (plural swashplates)

1. A revolving circular plate, set obliquely on its shaft, and acting as a cam to give a reciprocating motion to a rod in a direction parallel to the shaft.
2. A device that translates input from a helicopter's controls into motion of the main rotor blades.